Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thu phuc hon snippets" » "khu phuc hon snippets", "thi phuc hon snippets", "thu thuc hon snippets", "thu phuc hoi snippets", "thu phuc hoa snippets", "thu phuc hoc snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("thu phuc hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu phuc hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thu phuc hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu phuc hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.